the lost symbol

What was lost will be found...washington dc: harvard symbologist robert langdon is summoned at the last minute to deliver an evening lecture in the capitol building. Within moments of his arrival, however, a disturbing object - gruesomely encoded with five symbols - is discovered at the epicentre of the rotunda. It is, he recognises, an ancient invitation, meant to beckon its recipient towards a long-lost world of hidden esoteric wisdom. When langdon s revered mentor, peter solomon - philanthropist and prominent mason - is ...